/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */

package org.grails.compiler.web;

import org.codehaus.groovy.ast.AnnotationNode;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.control.CompilePhase;
import org.codehaus.groovy.control.SourceUnit;
import org.codehaus.groovy.transform.GroovyASTTransformation;

import grails.web.Controller;
import org.grails.compiler.injection.ArtefactTypeAstTransformation;
import org.grails.core.artefact.ControllerArtefactHandler;

/**
 * A transformation that makes an Artefact a controller
 *
 * @author Graeme Rocher
 * @since 3.0
 */
@GroovyASTTransformation(phase = CompilePhase.CANONICALIZATION)
public class ControllerArtefactTypeTransformation extends ArtefactTypeAstTransformation {
    @Override
    protected String resolveArtefactType(SourceUnit sourceUnit, AnnotationNode annotationNode, ClassNode classNode) {
        return ControllerArtefactHandler.TYPE;
    }

    @Override
    protected Class getAnnotationTypeClass() {
        return Controller.class;
    }
}

